//
// Copyright (C) Kumo inc.
// Author: Jeff.li lijippy@163.com
// All rights reserved.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published
// by the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <https://www.gnu.org/licenses/>.
//


#pragma once

#include <cstdint>
#include <kmsql/postgre/simplified_token.h>

/* Keyword categories --- should match lists in gram.y */
#define UNRESERVED_KEYWORD		0
#define COL_NAME_KEYWORD		1
#define TYPE_FUNC_NAME_KEYWORD	2
#define RESERVED_KEYWORD		3

namespace kmsql::pg {
    typedef struct PGScanKeyword {
        const char *name; /* in lower case */
        int16_t value; /* grammar's token code */
        int16_t category; /* see codes above */
    } PGScanKeyword;

    const PGScanKeyword *ScanKeywordLookup(const char *text, const PGScanKeyword *keywords, int num_keywords);
}
